Home / 146,273.75-219,394.90-99,191.06

Finding the Fourth Proportional to 146,273.75, 219,394.90 and 99,191.06

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Solution

The fourth proportional to 146,273.75, 219,394.90 and 99,191.06 is: 148,775.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,273.75 : 219,394.90 = 99,191.06 : x
  2. Step 2: Convert to fraction form
    146,273.75/219,394.90 = 99,191.06/x
  3. Step 3: Cross multiply
    146,273.75x = 219,394.90 × 99,191.06
  4. Step 4: Simplify right side
    146,273.75x = 21,762,012,201.27
  5. Step 5: Solve for x
    x = 21,762,012,201.27/146,273.75
  6. Step 6: Final answer
    x = 148,775.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.